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Let f(y) = y^4 -3y^3 +y - 3 and g(y) = y^4 - 5y -10. Find f(y) + 2g(y) . Write your answer as a polynomial with terms of decreasing degree.

 Sep 13, 2021
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Let f(y) = y^4 -3y^3 +y - 3 and g(y) = y^4 - 5y -10. Find f(y) + 2g(y) . Write your answer as a polynomial with terms of decreasing degree.

 

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\(f(y) + 2g(y)=y^4 -3y^3 +y - 3+2y^4 - 10y -20\\ \color{blue}f(y) + 2g(y)=3y^4-3y^3-9y-23 \)

 Sep 13, 2021

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